Professional Audio Editor

DSP-Quattro is the complete solution for Audio Editing, AudioCD Mastering and Plug-in Hosting for the MacOS X.

DSP-Quattro is an extremely powerful Audio Editor/AudioCD Mastering Application with extended real-time and off-line support of AU/VST plug-ins for MacOS X. It is a highly innovative product that utilizes the latest technological advances of computer-based audio editing. It benefits from more than 15 years of development and professional use in the audio production community.

DSP-Quattro offers incredible possibilities. It is the complete tool for the most advanced graphical sample-based waveform editing. It comes with several professional built-in algorithms, like its state-of-art Linear Phase Sample Rate Converter, its outstanding Declicker for Audio Restoration, its High Quality digital effects, among which reverbs, modulated digital delays, analog filter simulators and parametric or graphic EQs, and much more.
Moreover, DSP-Quattro expands it's capabilities exponentially as a host for third party Instrument and Effect AudioUnit and VST plug-ins.

DSP-Quattro is designed for the most discriminating professional users. However, because of its simple and intuitive interface, DSP-Quattro is also an ideal product for novices in the field seeking to discover the world of digital audio. It allows for professional results, it is simple to use, and with plug-in hosting capabilities, offers seemingly endless possibilities.

High precision, standard Peak+RMS Meters for monitoring of audio levels.

Extended vDSP and Altivec support for extreme processing and file I/O speed.

Advanced HD based High Speed polyphonic audio engine, to play any number of audio files forward and backward, at every speed, without loading them in RAM memory.

Full Project management, to Load/Save a snapshot of the current configuration and all settings, as, for example, opened files, loaded Instruments, plug-in instruments, I/O configurations, etc...

Innovative Recording options, to record multiple inputs and outputs on HD in real time, also while playing Plug-in Instruments by MIDI and/or audio files.

Multiple Aux output busses with separated effx chains.

HH:MM:SEC:MSEC, Frames, CDDA and several other options to show time units

Support of multiple Audio File Editors, Audio Inputs, Input Recorders, virtual Instruments playing at the same time, each one having their own independent effects on insert. DSP-Quattro is easily configurable to be a Real time multi-effects unit, including Inputs to Outputs redirection.

External audio devices are fully supported, to address multiple analog and digital inputs and outputs at the same time.

Very unique Output Recorder module, to dump to audio file, in real time, what you are listening to.

MIDI SAMPLE DUMP STANDARD (SDS) support.

High quality built-in digital effects, applicable both as real time effects on audio insert, and as an off-line editing algorithm:

Chorus

Digital Delay

Dual Digital Delay

Stereoizer

MultiTap Delay

Reverbs

Resonant analog LowPass, HighPass, BandPass filter simulations

BandReject filter

4 Bands full parametric EQ

7 Bands graphic mono and stereo EQ

Audio Editor

Immediate Cut, Copy, Paste, no matter how long the audio file is.

Infinite levels of Undo/Redo, with complete Undo/Redo history table, to immediately jump back to any moment of the editing session.

DSP-Quattro hosts AU (Audio Unit) and VST 2.4 Effect and Instrument plug-ins. Hardware audio interfaces are supported if compatible with CoreAudio, a built-in component of MacOS X. CoreAudio is also used to control any Macintosh built-in audio interface.